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Řešení nerovnic v R
Řeš v ℝ soustavy nerovnic:
\large 2 \le 3 x + 1 \le 4
\large K = \left \langle \Large \frac{1}{2}\large ;1 \right \rangle
\large K = \left \langle \Large \frac{1}{3}\large ;2 \right \rangle
\large K = \left \langle \Large \frac{1}{3}\large ;1 \right \rangle
\large K = \left \langle \Large 0\large ;1 \right \rangle